PLATE XXI 



92 



93 





95 



94 



96 



97 



SHORE BIRDS. 



92. Belted Piping Plover. 

 94. Semipalmated Plover. 

 96. Pacific Golden Plover. 



93. Piping Plover. 



95. Black-bellied Plover. 



97. American Golden Plover. 



